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15

Pump Breakdown 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 

ITEM PART 

DESCRIPTION 

QTY 

 

ITEM

 

PART #

 

DESCRIPTION

 

QTY

 

30057 Key 

(M6) 

 

88 

45697 

Washer, Keyhole (M18) 

96031 

Screw, Sem HC M8x16 

 

90 46884 

Plunger 

(M50) 

46910 Cover 

Bearing 

2/1 

 

98 

46730  

Washer, Seal 

10 

14028 

O-Ring \, Bearing Cover 

 

99 

46729  

Retainer, Plunger w/Stud (M7) 

11 

43222 

Seal, Oil, Crankshaft 

 

100 46749 

Retainer, 

Seal 

15 

14480 Bearing 

 

106 

43316 

Seal, LPS w/S-Spg 

20 

46743 

Rod, Connecting Assembly 

 

120 

46888 

Case, Seal, Press-in-style 

25 

46928 

Crankshaft, Dual End 

 

121 

13978 

O-Ring, Seal Case 

30 

48224 Cover, 

Bearing 

Blind 

 

127 43319 

V-Packing 

31 

828710 

Protector, Oil Cap 

 

128 46618 

Adapter, 

Male 

32 

46798 

Cap, Oil Filler, Domed 

 

139 

22179 

Plug, Inlet (1/2”) 

33 

14179 

O-Ring, Oil Filler Cap 

 

163 17547 

O-Ring, 

Seat 

37 

43987 Gauge, 

Oil, 

Bubble 

 

164 46658 

Seat 

38 

44428 

gasket, Flat, Oil Gauge 

 

166 46429 

Valve 

40 

92519 

Screw, Sems HHC (M6x16) 

 

167 43750 

Spring 

48 

25625 Plug, 

Drain 

 

168 46583 

Retainer, 

Spring 

49 

23170 O-Ring, 

Drain 

Plug 

 

172 

17549 

O-Ring, Valve Plug 

50 

46940 Cover, 

Crankcase 

 

173 

48365 

Back-up-ring, Valve Plug 

51 

14044 

O-Ring, Crankcase Cover 

 

174 45900 

Plug, 

Valve 

53 

46912 Crankcase 

 

185 46886 

Manifold, 

Head 

64 

46746 Pin, 

Rist 

 

188 

87872 

Bolt, HSH (M8x70), Manifold Head 

65 

46747 Rod, 

Plunger 

 

196 

22187 

Plug, Discharge (3/8”) 

70 

46838 

Seal, Oil, Crankcase 

 

250 118672 

Protector, 

Shaft 

75 

43900 Slinger, 

Barrier 

 

 

 

 

 

 

5CP3120

 

 

VALVE KIT 

 

 

 

33060

 

 

ITEM PART 

# QTY 

163 

17547 2 

164 

46658 2 

166 

46429 2 

167 

43750 2 

168 

46583 2 

172 

17549 2 

SEAL KIT 

 

 

 

33629

 

 

ITEM PART 

# QTY 

96 

46730 1 

106 

43316 1 

121 

13978 1 

127 

43319 1 

 

Summary of Contents for 157304

Page 1: ...on units previously sold Quick Facts Pump Oil Pump is shipped with oil Change oil plug and check pump oil level before starting Use SAE 30 Non detergent pump oil item 4043 or Cat Pump oil item 22158...

Page 2: ...t run machine without sufficient lubrication or sufficient water to cool the pump 9 Wear safety glasses gloves face protection and appropriate clothing when operating the machine 10 Do not operate thi...

Page 3: ...3 Machine Component Identification 157304 Ref Description Ref Description 1 Inlet Filter 4 Pump 2 On Off Switch 5 Unloader 3 High Pressure Outlet 6 Motor...

Page 4: ...4 Installation Instructions I Unpack Separate and identify all components Use the assembly instructions in this manual for assembly...

Page 5: ...5 Hardware Bag Separate and identify all components Use the assembly instructions in this manual for assembly...

Page 6: ...njector as shown for 157304 4 Connect the other end of the pressure hose to the spray gun as shown 5 Connect the lance extension to the spray gun and insert the proper nozzle into the lance end 6 Make...

Page 7: ...code for connection requirements Step 1 Using a 3 8 wrench remove the roof and the top of the electrical housing Front panel not shown for clarity Step 2 Feed power cord through the strain relief nut...

Page 8: ...gallon bucket in 83 seconds or faster C The water supply garden hose must have an inside diameter of at least 5 8 If the hose is more than 100 ft long the diameter must be at least 3 4 D Never use a...

Page 9: ...e proper application can speed up cleaning jobs tremendously WARNING Only use North Star pressure washer chemicals or chemicals specifically formulated for pressure washers Follow the chemical manufac...

Page 10: ...is trained in the operation of the pressure washer and is capable of making minor repairs and performing all preventative maintenance procedures as outlined in the provided manuals 2 Keep a stock of...

Page 11: ...freezing during storage Storage Before you store the pressure washer make sure you do the following 1 Unplug the power cord from the pressure washer 2 Disconnect high pressure and garden hose Winter...

Page 12: ...nozzle Clean or replace nozzle Pressure Washer Runs But Surges Or Cycles While In Bypass Causes Solutions Leak between unloader and gun Check all connections between unloader and gun for leaks Tighten...

Page 13: ...Parts Breakdown S h u t 1 T u r n 2 T u r n 3 R e l i e v e p r e s s u r e s p r a y 4 5 P r o t e c t fr o m S t a r t 1 C o n n e c t 2 C o n n e c t 3 C o n n e c t 4 T u r n 5 S p r a y w a t e r...

Page 14: ...cal 1 52 35169 Inlet filter 1 19 2212 Chemical strainer 1 53 305267 Strain relief nut 1 20 777165 Chemical hose 48 54 777645 F npt x hose barb 1 21 31934 Chemical injector 1 55 17141 Hose clamp 1 22 7...

Page 15: ...Inlet 1 2 1 33 14179 O Ring Oil Filler Cap 1 163 17547 O Ring Seat 6 37 43987 Gauge Oil Bubble 1 164 46658 Seat 6 38 44428 gasket Flat Oil Gauge 1 166 46429 Valve 6 40 92519 Screw Sems HHC M6x16 4 16...

Page 16: ...16 Wiring Diagram...

Page 17: ...h as engines are guaranteed by their manufacturer and can be serviced at factory authorized locations near you Any costs incurred due to replacement or repair of items outside of a NorthStar approved...

Page 18: ...18 Manufactured by Northern Tool Equipment Co 2800 SouthCross Drive West P O Box 1499 Burnsville MN 55337 0499 TM...

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